1849663010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{21991}}^1$

素因数の和:22658

約数の個数: 32

約数和(自身を含む): 3591205632

約数和(自身を除く): 1741542622

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 647, 1294, 3235, 6470, 8411, 16822, 21991, 42055, 43982, 84110, 109955, 219910, 285883, 571766, 1429415, 2858830, 14228177, 28456354, 71140885, 142281770, 184966301, 369932602, 924831505, 1849663010]

約数ペア:

[(1, 1849663010), (2, 924831505), (5, 369932602), (10, 184966301), (13, 142281770), (26, 71140885), (65, 28456354), (130, 14228177), (647, 2858830), (1294, 1429415), (3235, 571766), (6470, 285883), (8411, 219910), (16822, 109955), (21991, 84110), (42055, 43982)]